*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
button{
    width: 100%;
    border: #00acee;
    background-color: #7abaff;
    color: white;
    cursor: pointer;
    font-size: 18px;
    padding: 10px 0;
}
button:hover{
    background-color: #00acee;
}
input{
    width: 100%;
    padding: 0 10px;
    height: 35px;
    font-size: 18px;
}
nav{
    display: flex;
    padding: 20px;
    width: 100%;
    justify-content: space-around;
    background-color: cadetblue;
}
nav ul{
    display: flex;
}
nav li{
    font-size: 18px;
    margin: 0 15px;
    color: white;
}
ul{
    list-style: none;
    padding-inline-start: 0;
    padding-block-start: 0;
}
main{
    display: flex;
    justify-content: space-between;
}
.side_menu{
    width: 15%;
}
.window{
    width: 85%;
    padding-left: 20px;
}
.area{
    display: none;
    position: relative;
}
.side_menu li{
    font-size: 18px;
    padding: 10px 15px;
    border-top: 1px solid white;
    border-bottom: 1px solid white;
    color: white;
    cursor: pointer;
    background-color: #7abaff;
}
.side_menu li:hover{
    background-color: #00acee;
}
.area_upload_app{
    width: 800px;
    margin: auto;
    flex-direction: column;
    display: flex;
    align-items: center;
}
.area_upload_app table{
    width: 100%;
}
.area_upload_app td{
    padding: 10px 15px;
    border-bottom: 1px solid royalblue;
}
.area_upload_app textarea{
    resize: vertical;
    width: 100%;
    height: 80px;
    font-size: 18px;
}
.app_icon_view{
    width: 100px;
    height: 100px;
}
.app_shot_view{
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    margin: 20px 0;
}
.app_shot_view ul{
    display: flex;
    width: fit-content;
}
.app_shot_view li img{width: 100%;display: block;}
.app_shot_view li{
    width: 144px;
    height: 240px;
    display: flex;
    align-items: center;
    flex-direction: column;
    border: 1px solid gainsboro;
    margin: 0 10px;
}
.uploading_mask{
    position: absolute;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0.5;
    display: none;
    height: 100%;
}
.uploading_div{
    margin: auto;
    color: white;
    font-size: 25px;
}
.uploading_progress{
    width: 300px;
    height: 30px;
    margin-top: 20px;
    background-color: darkgray;
}
.uploading_progress_inner{
    width: 0%;
    height: 100%;
    background-color: #00acee;
}
.user_info_table{
    width: 300px;
    font-size: 20px;
}
.user_info_table td{
    padding: 10px 0;
    text-align: center;
    border-bottom: 1px solid #7abaff;
}
.my_app_list{
    display: flex;
    margin-top: 20px;
    flex-wrap: wrap;
}
.my_app_list li{
    border: 1px solid #7abaff;
    display: flex;
    width: 20%;
    flex-direction: column;
    padding: 10px 0;
    max-height: 200px;
    position: relative;
    overflow: hidden;
    align-items: center;
}
.my_app_list li div{
    display: none;
    flex-direction: column;
    position: absolute;
    top: 0px;
    width: 100%;
    height: 100%;
    text-align: center;
}
.my_app_list li:hover div{
    display: flex;
    padding-top: 20px;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.5);
}